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New Ground: Alpine Peaks, Brackish Water and the Chemistry of a Changing Ocean

Intermediate

Five questions from this wave's twelve new pages: two new biomes, two new phenomena, and the honest scholarly debate behind them.

Choose how you want to play.

Practice
Untimed. Take as long as you like with each question. Practice attempts are never scored on the leaderboard.
Ranked
Timed, to keep the leaderboard fair. You will see exactly how much time you have before you begin. Limited to three ranked attempts per length.